What is ASN AS151469?

ASN AS151469 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS151469?

AS151469 is listed under CrimsonLogic Pte Ltd.

What do peers, upstreams, and downstreams mean in ASN data?

Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.

What are routes and IP ranges for an ASN?

Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.

Why is WHOIS data shown for an ASN?

WHOIS data provides registration and contact context for ASN ownership, administration, and operational reference.

How can I access the full ASN tables?

The page shows a preview of large ASN datasets. Use the page controls to load more rows, and upgrade to a paid plan for complete access.

AS151469 CrimsonLogic Pte Ltd

ASN Lookup Tool

CrimsonLogic Pte Ltd crimsonlogic.com

IN 2 Routes

AS Data

AS151469

AS151469 – CrimsonLogic Pte Ltd

AS Number	151469
AS Name	CRIMSONLOGIC-AS-AP-INDIA
Organization	CrimsonLogic Pte Ltd (org-cpl70-ap)
Country	IN
Website	crimsonlogic.com
Number of IPv4 Routes	2
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	APNIC
Date Allocated	N/A

ASN Intelligence API for production workflows

Use ASN data for AS151469 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
210.56.140.0/24	AS151469	CrimsonLogic Pte Ltd	CrimsonLogic Pte Ltd	256
210.56.141.0/24	AS151469	CrimsonLogic Pte Ltd	CrimsonLogic Pte Ltd	256

Raw Whois Response

% [whois.apnic.net]
% Whois data copyright terms    http://www.apnic.net/db/dbcopyright.html

% Information related to 'AS150842 - AS151865'

as-block:       AS150842 - AS151865
descr:          APNIC ASN block
remarks:        These AS numbers are further assigned by APNIC
remarks:        to APNIC members and end-users in the APNIC region
admin-c:        HM20-AP
tech-c:         HM20-AP
mnt-by:         APNIC-HM
mnt-lower:      APNIC-HM
last-modified:  2021-10-13T00:52:11Z
source:         APNIC

role:           APNIC Hostmaster
address:        6 Cordelia Street
address:        South Brisbane
address:        QLD 4101
country:        AU
phone:          +61 7 3858 3100
fax-no:         +61 7 3858 3199
e-mail:         helpdesk@apnic.net
admin-c:        AMS11-AP
tech-c:         AH256-AP
nic-hdl:        HM20-AP
remarks:        Administrator for APNIC
notify:         hostmaster@apnic.net
mnt-by:         MAINT-APNIC-AP
last-modified:  2013-10-23T04:06:51Z
source:         APNIC

% Information related to 'AS151469'

% Abuse contact for 'AS151469' is 'abuse@crimsonlogic.com'

aut-num:        AS151469
as-name:        CRIMSONLOGIC-AS-AP-INDIA
descr:          CrimsonLogic Pte Ltd
descr:          31, Science Park Road
descr:          The Crimson
country:        IN
org:            ORG-CPL70-AP
admin-c:        HC263-AP
tech-c:         HC263-AP
abuse-c:        AC2166-AP
mnt-routes:     MAINT-SG-CRIMSONLOGIC
mnt-by:         APNIC-HM
mnt-irt:        IRT-CRIMSONLOGIC-SG
last-modified:  2023-12-05T08:29:56Z
source:         APNIC

irt:            IRT-CRIMSONLOGIC-SG
address:        31, Science Park Road,
address:        The Crimson, Science Park 2,
address:        117611 Singapore
e-mail:         abuse@crimsonlogic.com
abuse-mailbox:  abuse@crimsonlogic.com
admin-c:        HC263-AP
tech-c:         HC263-AP
auth:           # Filtered
remarks:        abuse@crimsonlogic.com is invalid
mnt-by:         MAINT-SG-CRIMSONLOGIC
last-modified:  2026-05-27T13:09:11Z
source:         APNIC

organisation:   ORG-CPL70-AP
org-name:       CrimsonLogic Pte Ltd
org-type:       LIR
country:        SG
address:        31, Science Park Road
address:        The Crimson
phone:          +65-6887-7888
fax-no:         +65-6778-5277
e-mail:         HostMaster@CrimsonLogic.com
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2023-09-05T02:14:52Z
source:         APNIC

role:           ABUSE CRIMSONLOGICSG
country:        ZZ
address:        31, Science Park Road,
address:        The Crimson, Science Park 2,
address:        117611 Singapore
phone:          +000000000
e-mail:         abuse@crimsonlogic.com
admin-c:        HC263-AP
tech-c:         HC263-AP
nic-hdl:        AC2166-AP
remarks:        Generated from irt object IRT-CRIMSONLOGIC-SG
remarks:        abuse@crimsonlogic.com is invalid
abuse-mailbox:  abuse@crimsonlogic.com
mnt-by:         APNIC-ABUSE
last-modified:  2026-05-27T13:09:55Z
source:         APNIC

person:         Hostmaster CrimsonLogic
address:        31, Science Park Road,
address:        The Crimson, Science Park 2,
address:        117611 Singapore
country:        SG
phone:          +65-6887-7888
fax-no:         +65-6778-5277
e-mail:         HostMaster@CrimsonLogic.com
nic-hdl:        HC263-AP
mnt-by:         MAINT-SG-CRIMSONLOGIC
last-modified:  2008-09-04T07:29:19Z
source:         APNIC

% This query was served by the APNIC Whois Service version 1.88.48 (WHOIS-UK2)

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.apnic.net",
  "as_blocks" : [ {
    "as_block" : "AS150842 - AS151865",
    "description" : [ "APNIC ASN block" ],
    "admin_contacts" : [ "HM20-AP" ],
    "tech_contacts" : [ "HM20-AP" ],
    "remarks" : [ "These AS numbers are further assigned by APNIC", "to APNIC members and end-users in the APNIC region" ],
    "mnt_by" : [ "APNIC-HM" ],
    "mnt_lower" : [ "APNIC-HM" ],
    "date_updated" : "2021-10-13",
    "source" : "APNIC"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS151469",
    "as_name" : "CRIMSONLOGIC-AS-AP-INDIA",
    "description" : [ "CrimsonLogic Pte Ltd", "31, Science Park Road", "The Crimson" ],
    "country" : "IN",
    "organization" : "ORG-CPL70-AP",
    "admin_contacts" : [ "HC263-AP" ],
    "tech_contacts" : [ "HC263-AP" ],
    "abuse_contacts" : [ "AC2166-AP" ],
    "mnt_irt" : [ "IRT-CRIMSONLOGIC-SG" ],
    "mnt_routes" : [ "MAINT-SG-CRIMSONLOGIC" ],
    "mnt_by" : [ "APNIC-HM" ],
    "date_updated" : "2023-12-05",
    "source" : "APNIC"
  } ],
  "irt" : {
    "handle" : "IRT-CRIMSONLOGIC-SG",
    "address" : [ "31, Science Park Road,", "The Crimson, Science Park 2,", "117611 Singapore" ],
    "street" : "Science Park Road The Crimson Science Park",
    "zip_code" : "117611",
    "country" : "SINGAPORE",
    "email" : [ "abuse@crimsonlogic.com" ],
    "abuse_mailbox" : [ "abuse@crimsonlogic.com" ],
    "admin_contacts" : [ "HC263-AP" ],
    "tech_contacts" : [ "HC263-AP" ],
    "remarks" : [ "abuse@crimsonlogic.com is invalid" ],
    "mnt_by" : [ "MAINT-SG-CRIMSONLOGIC" ],
    "date_updated" : "2026-05-27",
    "source" : "APNIC"
  },
  "organization" : {
    "handle" : "ORG-CPL70-AP",
    "name" : "CrimsonLogic Pte Ltd",
    "type" : "LIR",
    "address" : [ "31, Science Park Road", "The Crimson" ],
    "street" : "Science Park Road The Crimson",
    "country" : [ "SG" ],
    "email" : [ "HostMaster@CrimsonLogic.com" ],
    "phone" : [ "+65-6887-7888" ],
    "fax_no" : [ "+65-6778-5277" ],
    "mnt_ref" : [ "APNIC-HM" ],
    "mnt_by" : [ "APNIC-HM" ],
    "date_updated" : "2023-09-05",
    "source" : "APNIC"
  },
  "administrative_contacts" : [ {
    "handle" : "HC263-AP",
    "name" : "Hostmaster CrimsonLogic",
    "address" : [ "31, Science Park Road,", "The Crimson, Science Park 2,", "117611 Singapore" ],
    "street" : "Science Park Road The Crimson Science Park",
    "zip_code" : "117611",
    "country" : "SG",
    "email" : [ "HostMaster@CrimsonLogic.com" ],
    "phone" : [ "+65-6887-7888" ],
    "fax_no" : [ "+65-6778-5277" ],
    "mnt_by" : [ "MAINT-SG-CRIMSONLOGIC" ],
    "date_updated" : "2008-09-04",
    "source" : "APNIC",
    "addressCountry" : "SINGAPORE"
  } ],
  "technical_contacts" : [ {
    "handle" : "HC263-AP",
    "name" : "Hostmaster CrimsonLogic",
    "address" : [ "31, Science Park Road,", "The Crimson, Science Park 2,", "117611 Singapore" ],
    "street" : "Science Park Road The Crimson Science Park",
    "zip_code" : "117611",
    "country" : "SG",
    "email" : [ "HostMaster@CrimsonLogic.com" ],
    "phone" : [ "+65-6887-7888" ],
    "fax_no" : [ "+65-6778-5277" ],
    "mnt_by" : [ "MAINT-SG-CRIMSONLOGIC" ],
    "date_updated" : "2008-09-04",
    "source" : "APNIC",
    "addressCountry" : "SINGAPORE"
  } ],
  "abuse_contacts" : [ {
    "handle" : "AC2166-AP",
    "name" : "ABUSE CRIMSONLOGICSG",
    "address" : [ "31, Science Park Road,", "The Crimson, Science Park 2,", "117611 Singapore" ],
    "street" : "Science Park Road The Crimson Science Park",
    "zip_code" : "117611",
    "country" : "ZZ",
    "email" : [ "abuse@crimsonlogic.com" ],
    "abuse_mailbox" : [ "abuse@crimsonlogic.com" ],
    "phone" : [ "+000000000" ],
    "admin_contacts" : [ "HC263-AP" ],
    "tech_contacts" : [ "HC263-AP" ],
    "remarks" : [ "Generated from irt object IRT-CRIMSONLOGIC-SG", "abuse@crimsonlogic.com is invalid" ],
    "mnt_by" : [ "APNIC-ABUSE" ],
    "date_updated" : "2026-05-27",
    "source" : "APNIC",
    "addressCountry" : "SINGAPORE"
  } ]
}

Peers

AS Number	Description	Country
AS4755	Tata Communications (formerly VSNL)	IN
AS55836	Reliance Jio Infocomm Limited	IN
AS4755	Tata Communications Limited	IN

Upstreams

AS Number	Description	Country
AS55836	Reliance Jio Infocomm Limited	IN
AS4755	Tata Communications Limited	IN

Contacts

Email Contacts

HostMaster@CrimsonLogic.com

Abuse Contacts

abuse@crimsonlogic.com